docs: def get_links(rlinks):
      """
      returns list of titles/urls from query/parse links response
      """
      if rlinks is None:
          return
      links = []
      for item in rlinks:
          if 'url' in item:
              links.append(item['url'])
          if 'title' in item and 'ns' in item:
              if item['ns'] == 0:  # articles only
                  links.append(item['title'])
      return sorted(links) if links else None